Home / 516,722,941,056.96-775,081,159,166.88-278,070,006,645.36

Finding the Fourth Proportional to 516,722,941,056.96, 775,081,159,166.88 and 278,070,006,645.36

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Solution

The fourth proportional to 516,722,941,056.96, 775,081,159,166.88 and 278,070,006,645.36 is: 417,103,259,706.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    516,722,941,056.96 : 775,081,159,166.88 = 278,070,006,645.36 : x
  2. Step 2: Convert to fraction form
    516,722,941,056.96/775,081,159,166.88 = 278,070,006,645.36/x
  3. Step 3: Cross multiply
    516,722,941,056.96x = 775,081,159,166.88 × 278,070,006,645.36
  4. Step 4: Simplify right side
    516,722,941,056.96x = 215,526,823,080,227,640,442,880
  5. Step 5: Solve for x
    x = 215,526,823,080,227,640,442,880/516,722,941,056.96
  6. Step 6: Final answer
    x = 417,103,259,706.96

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.